When a Sample of Water at 0

question 52

Multiple Choice

When a sample of water at 0.0°C is cooled to -36.0°C and freezes in the process,935,000 kJ of thermal energy is liberated.What is the mass of this sample of water? For water L_F = 334,000 J/kg,L_V = 2.256 × 10⁶ J/kg,and the specific heat of ice is 2050 J/kg ∙ C°.

• A)2290 kg
• B)1145 kg
• C)2800 kg
• D)12,700 kg

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